Chemistry
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Question

A compound known as Hagemann’s ester can be prepared by treating a mixture of formaldehyde and ethyl acetoacetate first with base and then with acid and heat. Write the structure for the product of each of the steps.
a. The first step is an aldol-like condensation.
b. The second step is a Michael addition.
c. The third step is an intramolecular aldol addition.
d. The final transformation includes a dehydration and a hydrolysis followed by a decarboxylation.

CH3 COCH,CH3 Hagemann's ester
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Transcribed Image Text:CH3 COCH,CH3 Hagemann's ester
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